Ticket #40614: 40614.2.diff

src/wp-includes/rest-api.php

@@ -482 +482 @@
  * Ensures request arguments are a request object (for consistency).
  *
  * @since 4.4.0
+ * @since 5.3.0 Accept string argument for the request path.
  *
- * @param array|WP_REST_Request $request Request to check.
+ * @param array|string|WP_REST_Request $request Request to check.
  * @return WP_REST_Request REST request instance.
  */
 function rest_ensure_request( $request ) {
@@ -491 +492 @@
                 return $request;
         }
 
+        if ( is_string( $request ) ) {
+                return new WP_REST_Request( 'GET', $request );
+        }
+
         return new WP_REST_Request( 'GET', '', $request );
 }